Roll Skia from a548d28072ce to eff8446c42f8 (2 revisions) (flutter/engine#44955)

https://skia.googlesource.com/skia.git/+log/a548d28072ce..eff8446c42f8

2023-08-22 michaelludwig@google.com Disable SurfaceContextWritePixels test on Intel Iris + Metal
2023-08-22 fmalita@chromium.org [sksg] Simplify image filters

If this roll has caused a breakage, revert this CL and stop the roller
using the controls here:
https://autoroll.skia.org/r/skia-flutter-autoroll
Please CC brianosman@google.com,jimgraham@google.com,lovisolo@google.com,rmistry@google.com on the revert to ensure that a human
is aware of the problem.

To file a bug in Skia: https://bugs.chromium.org/p/skia/issues/entry
To file a bug in Flutter: https://github.com/flutter/flutter/issues/new/choose

To report a problem with the AutoRoller itself, please file a bug:
https://bugs.chromium.org/p/skia/issues/entry?template=Autoroller+Bug

Documentation for the AutoRoller is here:
https://skia.googlesource.com/buildbot/+doc/main/autoroll/README.md

DEPS

@@ -18,7 +18,7 @@ vars = {
   'llvm_git': 'https://llvm.googlesource.com',
   # OCMock is for testing only so there is no google clone
   'ocmock_git': 'https://github.com/erikdoe/ocmock.git',
-  'skia_revision': 'a548d28072ce8e5844455993dbf5b8c55ac76132',
+  'skia_revision': 'eff8446c42f8a260eae298c67322cce684ec9669',
 
   # WARNING: DO NOT EDIT canvaskit_cipd_instance MANUALLY
   # See `lib/web_ui/README.md` for how to roll CanvasKit to a new version.

engine/src/flutter/ci/licenses_golden/licenses_skia

@@ -1,4 +1,4 @@
-Signature: b4475c1d2da59758936a7a4049a546cc
+Signature: 3cfae7d0edf4ccb2d458f6fc4a231917
 
 ====================================================================================================
 LIBRARY: etc1